| Message ID | 20200103120701.47681-1-yukuai3@huawei.com |
|---|---|
| State | Not Applicable |
| Delegated to: | David Miller |
| Headers | show |
| Series | net: ena: remove set but not used variable 'rx_ring' | expand |
From: yu kuai <yukuai3@huawei.com> Date: Fri, 3 Jan 2020 20:07:01 +0800 > Fixes gcc '-Wunused-but-set-variable' warning: > > drivers/net/ethernet/amazon/ena/ena_netdev.c: In function > ‘ena_xdp_xmit_buff’: > drivers/net/ethernet/amazon/ena/ena_netdev.c:316:19: warning: > variable ‘rx_ring’ set but not used [-Wunused-but-set-variable] > > It is never used, and so can be removed. > > Signed-off-by: yu kuai <yukuai3@huawei.com> Does not apply to net-next.
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 081acf077bb5..894e8c1a8cf1 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -313,7 +313,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, struct ena_com_tx_ctx ena_tx_ctx = {0}; struct ena_tx_buffer *tx_info; struct ena_ring *xdp_ring; - struct ena_ring *rx_ring; u16 next_to_use, req_id; int rc; void *push_hdr; @@ -324,8 +323,6 @@ static int ena_xdp_xmit_buff(struct net_device *dev, req_id = xdp_ring->free_ids[next_to_use]; tx_info = &xdp_ring->tx_buffer_info[req_id]; tx_info->num_of_bufs = 0; - rx_ring = &xdp_ring->adapter->rx_ring[qid - - xdp_ring->adapter->xdp_first_ring]; page_ref_inc(rx_info->page); tx_info->xdp_rx_page = rx_info->page;
Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/amazon/ena/ena_netdev.c: In function ‘ena_xdp_xmit_buff’: drivers/net/ethernet/amazon/ena/ena_netdev.c:316:19: warning: variable ‘rx_ring’ set but not used [-Wunused-but-set-variable] It is never used, and so can be removed. Signed-off-by: yu kuai <yukuai3@huawei.com> --- drivers/net/ethernet/amazon/ena/ena_netdev.c | 3 --- 1 file changed, 3 deletions(-)